The perimeter of a rectangle is 30cm
and its width is 2/3 of its length. Find
its length
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Answer:
l=9
Step-by-step explanation:
perimeter of rectangle=2(l+b)
breadth/width=2/3l
perimeter=2(l+b)
30=2(l+2/3l)
15=(3l+2l)/3
45=5l
l=9
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